CN216202465U

CN216202465U - Ultra-large concrete full-containment type low-temperature storage tank

Info

Publication number: CN216202465U
Application number: CN202122133749.1U
Authority: CN
Inventors: 于新威; 刘四喜; 王怡萍
Original assignee: Shanghai Tijieyi Gas Engineering Technology Co ltd
Current assignee: Shanghai Tijieyi Gas Engineering Technology Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-04-05
Anticipated expiration: 2031-09-06

Abstract

The utility model belongs to the technical field of LNG storage tanks, and particularly relates to an ultra-large concrete full-containment type low-temperature storage tank which comprises a first heat-insulating layer, a bearing platform and a concrete outer tank body, wherein the concrete outer tank body is positioned above the bearing platform, the top end of the bearing platform is provided with a groove, the shape of the groove is matched with that of the concrete outer tank body, the first heat-insulating layer is positioned on the inner side of the concrete outer tank body, the inner side of the concrete outer tank body is provided with an inner tank, and the inner tank is positioned above the first heat-insulating layer; convenient to use is come through hollow frame and the recess that sets up, and hollow frame internally mounted who sets up has liquefied gas sensor and temperature sensor to convenient monitoring that carries out liquefied gas leakage and temperature variation, thereby discovery and emergency treatment that can be timely when liquefied gas leaks do benefit to the condition of outside timely understanding concrete outer tank body inside, thereby do benefit to and carry out the adjustment of relevant problem according to the condition of reality.

Description

Ultra-large concrete full-containment type low-temperature storage tank

Technical Field

The utility model belongs to the technical field of LNG storage tanks, and particularly relates to an ultra-large concrete full-containment type low-temperature storage tank.

Background

LNG is the abbreviation of liquefied natural gas promptly, and the principal ingredients is methane, and domestic passing through warm storage tank carries out a large amount of storages to liquefied natural gas now, need build the outer jar of concrete at the in-process that carries out warm storage tank and build to place the inner tank of storage liquefied natural gas inside.

The in-process that prior art scheme was using can not carry out convenient detection to the situation between inner tank and the outer jar to be unfavorable for carrying out the adjustment of relevant problem according to the situation of reality, simultaneously, can not carry out waterproof thermal-insulated to the top of inner tank at the in-process that uses, can not effectually play fire-retardant effect.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an ultra-large concrete full-containment low-temperature storage tank.

In order to achieve the purpose, the utility model provides the following technical scheme: an ultra-large concrete full-containment low-temperature storage tank comprises a first heat insulation layer, a bearing platform and a concrete outer tank body, wherein the concrete outer tank body is positioned above the bearing platform, a groove is formed in the top end of the bearing platform, the shape of the groove is matched with that of the concrete outer tank body, and the first heat insulation layer is positioned on the inner side of the concrete outer tank body;

the inboard of the concrete outer tank body is provided with the inner tank, the inner tank is located the top of first insulating layer, be provided with the second insulating layer between inner tank and the concrete outer tank body, set up flutedly on the second insulating layer, the inboard of recess is provided with hollow frame, the inboard of hollow frame is provided with temperature sensor, temperature sensor's below is provided with the liquefied gas sensor, one side of liquefied gas sensor is provided with the controller, one side of controller is provided with wireless transmitter.

Preferably, a waterproof layer is arranged above the inner tank, a filling layer is arranged below the waterproof layer, a second partition plate is arranged below the filling layer, a first partition plate is arranged below the second partition plate, a spring is arranged between the first partition plate and the second partition plate, and a flame-retardant layer is arranged at the bottom end of the first partition plate.

Preferably, the filling layer is provided with a plurality of through holes.

Preferably, the ultra-large concrete full-containment low-temperature storage tank is provided with a plurality of solid flame retardants on the flame retardant layer.

Preferably, the ultra-large concrete all-contained low-temperature storage tank is provided with a plurality of air holes on the hollow frame, and the plurality of air holes are distributed in an annular array.

Preferably, the liquefied gas sensor, the wireless transmitter and the temperature sensor are electrically connected with a controller, and the controller is electrically connected with an external power switch.

Compared with the prior art, the utility model has the beneficial effects that:

1. convenient to use is come through hollow frame and the recess that sets up, and hollow frame internally mounted who sets up has liquefied gas sensor and temperature sensor to convenient monitoring that carries out liquefied gas leakage and temperature variation, thereby discovery and emergency treatment that can be timely when liquefied gas leaks do benefit to the condition of outside timely understanding concrete outer tank body inside, thereby do benefit to and carry out the adjustment of relevant problem according to the condition of reality.

2. Convenient to use is come through the filling layer and the fire-retardant layer that set up, and the filling layer of setting plays the effect of support to guarantee the stability of waterproof layer, play waterproof effect through the waterproof layer, the erosion of outside rainwater when reducing the outer tank body fracture of concrete, the fire-retardant layer of setting plays fire-retardant effect, and the solid fire retardant of smuggleing secretly in the fire-retardant layer can play fire-retardant effect when being heated, promotes fire-retardant effect.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of a filling layer according to the present invention;

FIG. 3 is a schematic structural view of a hollow frame according to the present invention;

FIG. 4 is a schematic structural view of a flame retardant layer of the present invention;

in the figure: 1. a first insulating layer; 2. a bearing platform; 3. a concrete outer tank body; 4. a hollow frame; 5. a groove; 6. a first separator; 7. a waterproof layer; 8. a filling layer; 9. a second separator; 10. a spring; 11. a flame retardant layer; 12. an inner tank; 13. a second thermal insulation layer; 14. air holes are formed; 15. a liquefied gas sensor; 16. a controller; 17. a wireless transmitter; 18. a temperature sensor; 19. perforating; 20. a solid flame retardant.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the present invention provides a technical solution: an ultra-large concrete full-containment low-temperature storage tank comprises a first heat insulation layer 1, a bearing platform 2 and a concrete outer tank body 3, wherein the concrete outer tank body 3 is positioned above the bearing platform 2, the top end of the bearing platform 2 is provided with a groove, the shape of the groove is matched with that of the concrete outer tank body 3, and the first heat insulation layer 1 is positioned on the inner side of the concrete outer tank body 3;

the inboard of the concrete outer tank body 3 is provided with inner tank 12, inner tank 12 is located the top of first insulating layer 1, be provided with second insulating layer 13 between inner tank 12 and the concrete outer tank body 3, set up recess 5 on the second insulating layer 13, the inboard of recess 5 is provided with hollow frame 4, the inboard of hollow frame 4 is provided with temperature sensor 18, the below of temperature sensor 18 is provided with liquefied gas sensor 15, one side of liquefied gas sensor 15 is provided with controller 16, one side of controller 16 is provided with wireless transmitter 17.

According to the utility model, a waterproof layer 7 is arranged above an inner tank 12, a filling layer 8 is arranged below the waterproof layer 7, a second partition plate 9 is arranged below the filling layer 8, a first partition plate 6 is arranged below the second partition plate 9, a spring 10 is arranged between the first partition plate 6 and the second partition plate 9, and a flame-retardant layer 11 is arranged at the bottom end of the first partition plate 6.

In the utility model, the filling layer 8 is provided with a plurality of through holes 19, and the through holes 19 are arranged.

In the utility model, the flame-retardant layer 11 is provided with the solid flame retardant 20, and the solid flame retardant 20 is provided with a plurality of solid flame retardants.

In the utility model, the hollow frame 4 is provided with a plurality of air holes 14, the air holes 14 are distributed in an annular array, and air flow is guided through the arranged air holes 14.

In the utility model, the liquefied gas sensor 15, the wireless transmitter 17 and the temperature sensor 18 are electrically connected with the controller 16, and the controller 16 is electrically connected with an external power switch, so that the control is convenient.

The working principle and the using process of the utility model are as follows: when the liquefied gas sensor is used, the bearing platform 2 is built, the concrete outer tank body 3 can be built after the bearing platform 2 is built, the inner tank 12 is placed above the first heat insulation layer 1 in the building process of the concrete outer tank body 3, the inner tank 12 can better insulate heat through the matching of the arranged second heat insulation layer 13 and the first heat insulation layer 1, the liquefied gas sensor 15 arranged on the inner side of the arranged hollow frame 4 can detect liquefied gas, so that the liquefied gas can be detected timely when leakage of the liquefied gas occurs, the arranged temperature sensor 18 can detect the temperature, so that the temperature in the tank can be controlled timely, the liquefied gas sensor 15 and the temperature sensor 18 feed detected information back to the controller 16, the controller 16 controls the wireless transmitter 17 to transmit wireless signals, so that the external information can be received conveniently, the arranged waterproof layer 7 can effectively prevent water, the first partition board 6 and the second partition board 9 are used for supporting, so that the flame-retardant layer 11 can be tightly attached to the inner tank 12, and the flame-retardant layer 11 and the solid flame retardant 20 on the inner side of the flame-retardant layer 11 are used for retarding flame.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a formula low temperature storage tank is held entirely to ultra-large-size concrete, includes first insulating layer (1), cushion cap (2) and the outer jar of body of concrete (3), its characterized in that: the concrete outer tank body (3) is positioned above the bearing platform (2), a groove is formed in the top end of the bearing platform (2), the shape of the groove is matched with that of the concrete outer tank body (3), and the first heat insulation layer (1) is positioned on the inner side of the concrete outer tank body (3);

the inboard of the concrete outer tank body (3) is provided with inner tank (12), inner tank (12) are located the top of first insulating layer (1), be provided with second insulating layer (13) between inner tank (12) and the concrete outer tank body (3), recess (5) have been seted up on second insulating layer (13), the inboard of recess (5) is provided with hollow frame (4), the inboard of hollow frame (4) is provided with temperature sensor (18), the below of temperature sensor (18) is provided with liquefied gas sensor (15), one side of liquefied gas sensor (15) is provided with controller (16), one side of controller (16) is provided with wireless transmitter (17).

2. The ultra-large concrete all-containment cryogenic tank of claim 1, characterized in that: the top of inner tank (12) is provided with waterproof layer (7), the below of waterproof layer (7) is provided with filling layer (8), the below of filling layer (8) is provided with second baffle (9), the below of second baffle (9) is provided with first baffle (6), be provided with spring (10) between first baffle (6) and second baffle (9), the bottom of first baffle (6) is provided with fire-retardant layer (11).

3. The ultra-large concrete full-containment cryogenic tank of claim 2, characterized in that: the filling layer (8) is provided with a plurality of through holes (19), and the through holes (19) are arranged.

4. The ultra-large concrete full-containment cryogenic tank of claim 2, characterized in that: the flame-retardant layer (11) is provided with a plurality of solid flame retardants (20), and the solid flame retardants (20) are arranged.

5. The ultra-large concrete all-containment cryogenic tank of claim 1, characterized in that: the air-permeable hollow frame is characterized in that air holes (14) are formed in the hollow frame (4), the air holes (14) are provided with a plurality of air holes, and the air holes (14) are distributed in an annular array.

6. The ultra-large concrete all-containment cryogenic tank of claim 1, characterized in that: the liquefied gas sensor (15), the wireless transmitter (17) and the temperature sensor (18) are electrically connected with the controller (16), and the controller (16) is electrically connected with an external power switch.